Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms.... Ruby 代码 def worksheet_to_image ( workbook ) #Create an object...ImageOrPrintOptions' ) . new # Set the image type image_format = Rjb :: import...